Home / 214,896.12-322,394.61-211,325.85

Finding the Fourth Proportional to 214,896.12, 322,394.61 and 211,325.85

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Solution

The fourth proportional to 214,896.12, 322,394.61 and 211,325.85 is: 317,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,896.12 : 322,394.61 = 211,325.85 : x
  2. Step 2: Convert to fraction form
    214,896.12/322,394.61 = 211,325.85/x
  3. Step 3: Cross multiply
    214,896.12x = 322,394.61 × 211,325.85
  4. Step 4: Simplify right side
    214,896.12x = 68,130,313,054.88
  5. Step 5: Solve for x
    x = 68,130,313,054.88/214,896.12
  6. Step 6: Final answer
    x = 317,038.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.